Finding the Fourth Proportional to 5,656,784.72, 7,808,007.87 and 3,696,957.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,656,784.72 : 7,808,007.87 = 3,696,957.60 : x
2. Step 2: Convert to fraction form
   5,656,784.72/7,808,007.87 = 3,696,957.60/x
3. Step 3: Cross multiply
   5,656,784.72x = 7,808,007.87 × 3,696,957.60
4. Step 4: Simplify right side
   5,656,784.72x = 28,865,874,035,856.31
5. Step 5: Solve for x
   x = 28,865,874,035,856.31/5,656,784.72
6. Step 6: Final answer
   x = 5,102,876.54