Finding the Fourth Proportional to 74,880,109.30, 105,134,483.90 and 74,880,109.30

Step by Step Solution

1. Step 1: Write the proportion equation
   74,880,109.30 : 105,134,483.90 = 74,880,109.30 : x
2. Step 2: Convert to fraction form
   74,880,109.30/105,134,483.90 = 74,880,109.30/x
3. Step 3: Cross multiply
   74,880,109.30x = 105,134,483.90 × 74,880,109.30
4. Step 4: Simplify right side
   74,880,109.30x = 7,872,481,645,631,090
5. Step 5: Solve for x
   x = 7,872,481,645,631,090/74,880,109.30
6. Step 6: Final answer
   x = 105,134,483.90