Finding the Fourth Proportional to 152,605.21, 228,936.53 and 61,427.59

Step by Step Solution

1. Step 1: Write the proportion equation
   152,605.21 : 228,936.53 = 61,427.59 : x
2. Step 2: Convert to fraction form
   152,605.21/228,936.53 = 61,427.59/x
3. Step 3: Cross multiply
   152,605.21x = 228,936.53 × 61,427.59
4. Step 4: Simplify right side
   152,605.21x = 14,063,019,300.86
5. Step 5: Solve for x
   x = 14,063,019,300.86/152,605.21
6. Step 6: Final answer
   x = 92,152.94