Finding the Fourth Proportional to 59,800.68, 82,070.01 and 55,031.40

Step by Step Solution

1. Step 1: Write the proportion equation
   59,800.68 : 82,070.01 = 55,031.40 : x
2. Step 2: Convert to fraction form
   59,800.68/82,070.01 = 55,031.40/x
3. Step 3: Cross multiply
   59,800.68x = 82,070.01 × 55,031.40
4. Step 4: Simplify right side
   59,800.68x = 4,516,427,548.31
5. Step 5: Solve for x
   x = 4,516,427,548.31/59,800.68
6. Step 6: Final answer
   x = 75,524.69