Finding the Fourth Proportional to 118,349.59, 163,300.80 and 67,359.31

Step by Step Solution

1. Step 1: Write the proportion equation
   118,349.59 : 163,300.80 = 67,359.31 : x
2. Step 2: Convert to fraction form
   118,349.59/163,300.80 = 67,359.31/x
3. Step 3: Cross multiply
   118,349.59x = 163,300.80 × 67,359.31
4. Step 4: Simplify right side
   118,349.59x = 10,999,829,210.45
5. Step 5: Solve for x
   x = 10,999,829,210.45/118,349.59
6. Step 6: Final answer
   x = 92,943.53