Finding the Fourth Proportional to 109,026.23, 163,602.79 and 45,841.78

Step by Step Solution

1. Step 1: Write the proportion equation
   109,026.23 : 163,602.79 = 45,841.78 : x
2. Step 2: Convert to fraction form
   109,026.23/163,602.79 = 45,841.78/x
3. Step 3: Cross multiply
   109,026.23x = 163,602.79 × 45,841.78
4. Step 4: Simplify right side
   109,026.23x = 7,499,842,288.55
5. Step 5: Solve for x
   x = 7,499,842,288.55/109,026.23
6. Step 6: Final answer
   x = 68,789.34