Finding the Fourth Proportional to 5,239,945.69, 7,231,050.93 and 2,948,100.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,239,945.69 : 7,231,050.93 = 2,948,100.91 : x
2. Step 2: Convert to fraction form
   5,239,945.69/7,231,050.93 = 2,948,100.91/x
3. Step 3: Cross multiply
   5,239,945.69x = 7,231,050.93 × 2,948,100.91
4. Step 4: Simplify right side
   5,239,945.69x = 21,317,867,819,967.10
5. Step 5: Solve for x
   x = 21,317,867,819,967.10/5,239,945.69
6. Step 6: Final answer
   x = 4,068,337.55