Finding the Fourth Proportional to 65,400.01, 90,228.74 and 42,752.00

Step by Step Solution

1. Step 1: Write the proportion equation
   65,400.01 : 90,228.74 = 42,752.00 : x
2. Step 2: Convert to fraction form
   65,400.01/90,228.74 = 42,752.00/x
3. Step 3: Cross multiply
   65,400.01x = 90,228.74 × 42,752.00
4. Step 4: Simplify right side
   65,400.01x = 3,857,459,104.29
5. Step 5: Solve for x
   x = 3,857,459,104.29/65,400.01
6. Step 6: Final answer
   x = 58,982.55