Finding the Fourth Proportional to 9,929,988, 13,703,806.77 and 5,579,082.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,929,988 : 13,703,806.77 = 5,579,082.72 : x
2. Step 2: Convert to fraction form
   9,929,988/13,703,806.77 = 5,579,082.72/x
3. Step 3: Cross multiply
   9,929,988x = 13,703,806.77 × 5,579,082.72
4. Step 4: Simplify right side
   9,929,988x = 76,454,671,548,726.02
5. Step 5: Solve for x
   x = 76,454,671,548,726.02/9,929,988
6. Step 6: Final answer
   x = 7,699,372.00