Finding the Fourth Proportional to 152,558.01, 228,826.75 and 52,719.57

Step by Step Solution

1. Step 1: Write the proportion equation
   152,558.01 : 228,826.75 = 52,719.57 : x
2. Step 2: Convert to fraction form
   152,558.01/228,826.75 = 52,719.57/x
3. Step 3: Cross multiply
   152,558.01x = 228,826.75 × 52,719.57
4. Step 4: Simplify right side
   152,558.01x = 12,063,647,864.50
5. Step 5: Solve for x
   x = 12,063,647,864.50/152,558.01
6. Step 6: Final answer
   x = 79,075.81