Finding the Fourth Proportional to 9,867,685.59, 13,616,714.83 and 5,737,423.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,867,685.59 : 13,616,714.83 = 5,737,423.71 : x
2. Step 2: Convert to fraction form
   9,867,685.59/13,616,714.83 = 5,737,423.71/x
3. Step 3: Cross multiply
   9,867,685.59x = 13,616,714.83 × 5,737,423.71
4. Step 4: Simplify right side
   9,867,685.59x = 78,124,862,503,607.06
5. Step 5: Solve for x
   x = 78,124,862,503,607.06/9,867,685.59
6. Step 6: Final answer
   x = 7,917,242.78