Finding the Fourth Proportional to 152,506.61, 228,790.49 and 52,670.46

Step by Step Solution

1. Step 1: Write the proportion equation
   152,506.61 : 228,790.49 = 52,670.46 : x
2. Step 2: Convert to fraction form
   152,506.61/228,790.49 = 52,670.46/x
3. Step 3: Cross multiply
   152,506.61x = 228,790.49 × 52,670.46
4. Step 4: Simplify right side
   152,506.61x = 12,050,500,088.57
5. Step 5: Solve for x
   x = 12,050,500,088.57/152,506.61
6. Step 6: Final answer
   x = 79,016.25