Finding the Fourth Proportional to 109,068.06, 163,689.59 and 56,492.58

Step by Step Solution

1. Step 1: Write the proportion equation
   109,068.06 : 163,689.59 = 56,492.58 : x
2. Step 2: Convert to fraction form
   109,068.06/163,689.59 = 56,492.58/x
3. Step 3: Cross multiply
   109,068.06x = 163,689.59 × 56,492.58
4. Step 4: Simplify right side
   109,068.06x = 9,247,248,013.31
5. Step 5: Solve for x
   x = 9,247,248,013.31/109,068.06
6. Step 6: Final answer
   x = 84,784.20