Finding the Fourth Proportional to 10,791,314.10, 16,186,971.15 and 10,791,314.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,791,314.10 : 16,186,971.15 = 10,791,314.10 : x
2. Step 2: Convert to fraction form
   10,791,314.10/16,186,971.15 = 10,791,314.10/x
3. Step 3: Cross multiply
   10,791,314.10x = 16,186,971.15 × 10,791,314.10
4. Step 4: Simplify right side
   10,791,314.10x = 174,678,690,007,288.22
5. Step 5: Solve for x
   x = 174,678,690,007,288.22/10,791,314.10
6. Step 6: Final answer
   x = 16,186,971.15