Finding the Fourth Proportional to 5,130,978.32, 7,699,123.20 and 3,722,658.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,130,978.32 : 7,699,123.20 = 3,722,658.32 : x
2. Step 2: Convert to fraction form
   5,130,978.32/7,699,123.20 = 3,722,658.32/x
3. Step 3: Cross multiply
   5,130,978.32x = 7,699,123.20 × 3,722,658.32
4. Step 4: Simplify right side
   5,130,978.32x = 28,661,205,037,185.02
5. Step 5: Solve for x
   x = 28,661,205,037,185.02/5,130,978.32
6. Step 6: Final answer
   x = 5,585,914.27