Finding the Fourth Proportional to 78,051.14, 107,710.89 and 42,241.13

Step by Step Solution

1. Step 1: Write the proportion equation
   78,051.14 : 107,710.89 = 42,241.13 : x
2. Step 2: Convert to fraction form
   78,051.14/107,710.89 = 42,241.13/x
3. Step 3: Cross multiply
   78,051.14x = 107,710.89 × 42,241.13
4. Step 4: Simplify right side
   78,051.14x = 4,549,829,706.91
5. Step 5: Solve for x
   x = 4,549,829,706.91/78,051.14
6. Step 6: Final answer
   x = 58,292.93