Finding the Fourth Proportional to 123,871.86, 185,742.18 and 48,988.98

Step by Step Solution

1. Step 1: Write the proportion equation
   123,871.86 : 185,742.18 = 48,988.98 : x
2. Step 2: Convert to fraction form
   123,871.86/185,742.18 = 48,988.98/x
3. Step 3: Cross multiply
   123,871.86x = 185,742.18 × 48,988.98
4. Step 4: Simplify right side
   123,871.86x = 9,099,319,941.18
5. Step 5: Solve for x
   x = 9,099,319,941.18/123,871.86
6. Step 6: Final answer
   x = 73,457.52