Finding the Fourth Proportional to 118,167.82, 163,073.79 and 64,454.76

Step by Step Solution

1. Step 1: Write the proportion equation
   118,167.82 : 163,073.79 = 64,454.76 : x
2. Step 2: Convert to fraction form
   118,167.82/163,073.79 = 64,454.76/x
3. Step 3: Cross multiply
   118,167.82x = 163,073.79 × 64,454.76
4. Step 4: Simplify right side
   118,167.82x = 10,510,881,996.74
5. Step 5: Solve for x
   x = 10,510,881,996.74/118,167.82
6. Step 6: Final answer
   x = 88,948.77