Finding the Fourth Proportional to 17,485,061.10, 26,227,591.65 and 17,485,061.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,485,061.10 : 26,227,591.65 = 17,485,061.10 : x
2. Step 2: Convert to fraction form
   17,485,061.10/26,227,591.65 = 17,485,061.10/x
3. Step 3: Cross multiply
   17,485,061.10x = 26,227,591.65 × 17,485,061.10
4. Step 4: Simplify right side
   17,485,061.10x = 458,591,042,506,099.81
5. Step 5: Solve for x
   x = 458,591,042,506,099.81/17,485,061.10
6. Step 6: Final answer
   x = 26,227,591.65