Finding the Fourth Proportional to 109,026.35, 163,602.98 and 45,841.90

Step by Step Solution

1. Step 1: Write the proportion equation
   109,026.35 : 163,602.98 = 45,841.90 : x
2. Step 2: Convert to fraction form
   109,026.35/163,602.98 = 45,841.90/x
3. Step 3: Cross multiply
   109,026.35x = 163,602.98 × 45,841.90
4. Step 4: Simplify right side
   109,026.35x = 7,499,871,448.86
5. Step 5: Solve for x
   x = 7,499,871,448.86/109,026.35
6. Step 6: Final answer
   x = 68,789.53