Finding the Fourth Proportional to 9,665,675.91, 13,326,250.50 and 7,916,902.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665,675.91 : 13,326,250.50 = 7,916,902.92 : x
2. Step 2: Convert to fraction form
   9,665,675.91/13,326,250.50 = 7,916,902.92/x
3. Step 3: Cross multiply
   9,665,675.91x = 13,326,250.50 × 7,916,902.92
4. Step 4: Simplify right side
   9,665,675.91x = 105,502,631,496,101.45
5. Step 5: Solve for x
   x = 105,502,631,496,101.45/9,665,675.91
6. Step 6: Final answer
   x = 10,915,184.05