Finding the Fourth Proportional to 11,664,061.10, 17,496,091.65 and 9,774,493.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,664,061.10 : 17,496,091.65 = 9,774,493.10 : x
2. Step 2: Convert to fraction form
   11,664,061.10/17,496,091.65 = 9,774,493.10/x
3. Step 3: Cross multiply
   11,664,061.10x = 17,496,091.65 × 9,774,493.10
4. Step 4: Simplify right side
   11,664,061.10x = 171,015,427,109,892.59
5. Step 5: Solve for x
   x = 171,015,427,109,892.59/11,664,061.10
6. Step 6: Final answer
   x = 14,661,739.65