Finding the Fourth Proportional to 153,098.82, 229,652.55 and 42,290.82

Step by Step Solution

1. Step 1: Write the proportion equation
   153,098.82 : 229,652.55 = 42,290.82 : x
2. Step 2: Convert to fraction form
   153,098.82/229,652.55 = 42,290.82/x
3. Step 3: Cross multiply
   153,098.82x = 229,652.55 × 42,290.82
4. Step 4: Simplify right side
   153,098.82x = 9,712,194,654.59
5. Step 5: Solve for x
   x = 9,712,194,654.59/153,098.82
6. Step 6: Final answer
   x = 63,437.42