Finding the Fourth Proportional to 6,588,209.32, 9,090,436.71 and 4,139,401.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,588,209.32 : 9,090,436.71 = 4,139,401.72 : x
2. Step 2: Convert to fraction form
   6,588,209.32/9,090,436.71 = 4,139,401.72/x
3. Step 3: Cross multiply
   6,588,209.32x = 9,090,436.71 × 4,139,401.72
4. Step 4: Simplify right side
   6,588,209.32x = 37,628,969,352,925.15
5. Step 5: Solve for x
   x = 37,628,969,352,925.15/6,588,209.32
6. Step 6: Final answer
   x = 5,711,562.51