Finding the Fourth Proportional to 12,610,090,783.18, 17,399,038,258.29 and 7,528,465,719.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,610,090,783.18 : 17,399,038,258.29 = 7,528,465,719.10 : x
2. Step 2: Convert to fraction form
   12,610,090,783.18/17,399,038,258.29 = 7,528,465,719.10/x
3. Step 3: Cross multiply
   12,610,090,783.18x = 17,399,038,258.29 × 7,528,465,719.10
4. Step 4: Simplify right side
   12,610,090,783.18x = 130,988,063,072,845,643,776
5. Step 5: Solve for x
   x = 130,988,063,072,845,643,776/12,610,090,783.18
6. Step 6: Final answer
   x = 10,387,559,084.63