Finding the Fourth Proportional to 13,300,005,788.52, 18,353,996,009.18 and 7,507,528,704.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300,005,788.52 : 18,353,996,009.18 = 7,507,528,704.62 : x
2. Step 2: Convert to fraction form
   13,300,005,788.52/18,353,996,009.18 = 7,507,528,704.62/x
3. Step 3: Cross multiply
   13,300,005,788.52x = 18,353,996,009.18 × 7,507,528,704.62
4. Step 4: Simplify right side
   13,300,005,788.52x = 137,793,151,883,399,774,208
5. Step 5: Solve for x
   x = 137,793,151,883,399,774,208/13,300,005,788.52
6. Step 6: Final answer
   x = 10,360,382,850.54