Finding the Fourth Proportional to 100,941.83, 139,297.88 and 55,624.02

Step by Step Solution

1. Step 1: Write the proportion equation
   100,941.83 : 139,297.88 = 55,624.02 : x
2. Step 2: Convert to fraction form
   100,941.83/139,297.88 = 55,624.02/x
3. Step 3: Cross multiply
   100,941.83x = 139,297.88 × 55,624.02
4. Step 4: Simplify right side
   100,941.83x = 7,748,307,784.96
5. Step 5: Solve for x
   x = 7,748,307,784.96/100,941.83
6. Step 6: Final answer
   x = 76,760.13