Finding the Fourth Proportional to 9,720,588.91, 13,414,152.32 and 5,369,581.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,720,588.91 : 13,414,152.32 = 5,369,581.57 : x
2. Step 2: Convert to fraction form
   9,720,588.91/13,414,152.32 = 5,369,581.57/x
3. Step 3: Cross multiply
   9,720,588.91x = 13,414,152.32 × 5,369,581.57
4. Step 4: Simplify right side
   9,720,588.91x = 72,028,385,007,573.98
5. Step 5: Solve for x
   x = 72,028,385,007,573.98/9,720,588.91
6. Step 6: Final answer
   x = 7,409,878.73