Finding the Fourth Proportional to 89,065.74, 133,613.18 and 42,302.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89,065.74 : 133,613.18 = 42,302.82 : x
2. Step 2: Convert to fraction form
   89,065.74/133,613.18 = 42,302.82/x
3. Step 3: Cross multiply
   89,065.74x = 133,613.18 × 42,302.82
4. Step 4: Simplify right side
   89,065.74x = 5,652,214,303.17
5. Step 5: Solve for x
   x = 5,652,214,303.17/89,065.74
6. Step 6: Final answer
   x = 63,461.15