Finding the Fourth Proportional to 55,717,414.52, 76,890,031.65 and 31,271,128.52

Step by Step Solution

1. Step 1: Write the proportion equation
   55,717,414.52 : 76,890,031.65 = 31,271,128.52 : x
2. Step 2: Convert to fraction form
   55,717,414.52/76,890,031.65 = 31,271,128.52/x
3. Step 3: Cross multiply
   55,717,414.52x = 76,890,031.65 × 31,271,128.52
4. Step 4: Simplify right side
   55,717,414.52x = 2,404,438,061,249,567.50
5. Step 5: Solve for x
   x = 2,404,438,061,249,567.50/55,717,414.52
6. Step 6: Final answer
   x = 43,154,157.14