Finding the Fourth Proportional to 60,697,916.10, 91,046,874.15 and 60,697,916.10

Step by Step Solution

1. Step 1: Write the proportion equation
   60,697,916.10 : 91,046,874.15 = 60,697,916.10 : x
2. Step 2: Convert to fraction form
   60,697,916.10/91,046,874.15 = 60,697,916.10/x
3. Step 3: Cross multiply
   60,697,916.10x = 91,046,874.15 × 60,697,916.10
4. Step 4: Simplify right side
   60,697,916.10x = 5,526,355,528,323,959
5. Step 5: Solve for x
   x = 5,526,355,528,323,959/60,697,916.10
6. Step 6: Final answer
   x = 91,046,874.15