Finding the Fourth Proportional to 78,060.96, 107,736.72 and 58,050.72

Step by Step Solution

1. Step 1: Write the proportion equation
   78,060.96 : 107,736.72 = 58,050.72 : x
2. Step 2: Convert to fraction form
   78,060.96/107,736.72 = 58,050.72/x
3. Step 3: Cross multiply
   78,060.96x = 107,736.72 × 58,050.72
4. Step 4: Simplify right side
   78,060.96x = 6,254,194,166.44
5. Step 5: Solve for x
   x = 6,254,194,166.44/78,060.96
6. Step 6: Final answer
   x = 80,119.36