Finding the Fourth Proportional to 152,927.78, 229,393.98 and 53,091.15

Step by Step Solution

1. Step 1: Write the proportion equation
   152,927.78 : 229,393.98 = 53,091.15 : x
2. Step 2: Convert to fraction form
   152,927.78/229,393.98 = 53,091.15/x
3. Step 3: Cross multiply
   152,927.78x = 229,393.98 × 53,091.15
4. Step 4: Simplify right side
   152,927.78x = 12,178,789,241.50
5. Step 5: Solve for x
   x = 12,178,789,241.50/152,927.78
6. Step 6: Final answer
   x = 79,637.52