Finding the Fourth Proportional to 60,438.00, 90,213.35 and 55,984.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,438.00 : 90,213.35 = 55,984.72 : x
2. Step 2: Convert to fraction form
   60,438.00/90,213.35 = 55,984.72/x
3. Step 3: Cross multiply
   60,438.00x = 90,213.35 × 55,984.72
4. Step 4: Simplify right side
   60,438.00x = 5,050,568,803.71
5. Step 5: Solve for x
   x = 5,050,568,803.71/60,438.00
6. Step 6: Final answer
   x = 83,566.12