Finding the Fourth Proportional to 152,456.39, 228,894.05 and 77,626.82

Step by Step Solution

1. Step 1: Write the proportion equation
   152,456.39 : 228,894.05 = 77,626.82 : x
2. Step 2: Convert to fraction form
   152,456.39/228,894.05 = 77,626.82/x
3. Step 3: Cross multiply
   152,456.39x = 228,894.05 × 77,626.82
4. Step 4: Simplify right side
   152,456.39x = 17,768,316,268.02
5. Step 5: Solve for x
   x = 17,768,316,268.02/152,456.39
6. Step 6: Final answer
   x = 116,546.88