Finding the Fourth Proportional to 42,061.14, 63,060.39 and 19,861.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,061.14 : 63,060.39 = 19,861.86 : x
2. Step 2: Convert to fraction form
   42,061.14/63,060.39 = 19,861.86/x
3. Step 3: Cross multiply
   42,061.14x = 63,060.39 × 19,861.86
4. Step 4: Simplify right side
   42,061.14x = 1,252,496,637.73
5. Step 5: Solve for x
   x = 1,252,496,637.73/42,061.14
6. Step 6: Final answer
   x = 29,778.00