Finding the Fourth Proportional to 58,047.84, 80,012.88 and 39,152.16

Step by Step Solution

1. Step 1: Write the proportion equation
   58,047.84 : 80,012.88 = 39,152.16 : x
2. Step 2: Convert to fraction form
   58,047.84/80,012.88 = 39,152.16/x
3. Step 3: Cross multiply
   58,047.84x = 80,012.88 × 39,152.16
4. Step 4: Simplify right side
   58,047.84x = 3,132,677,079.82
5. Step 5: Solve for x
   x = 3,132,677,079.82/58,047.84
6. Step 6: Final answer
   x = 53,967.16