Finding the Fourth Proportional to 147,435.72, 203,461.86 and 83,776.98

Step by Step Solution

1. Step 1: Write the proportion equation
   147,435.72 : 203,461.86 = 83,776.98 : x
2. Step 2: Convert to fraction form
   147,435.72/203,461.86 = 83,776.98/x
3. Step 3: Cross multiply
   147,435.72x = 203,461.86 × 83,776.98
4. Step 4: Simplify right side
   147,435.72x = 17,045,420,175.98
5. Step 5: Solve for x
   x = 17,045,420,175.98/147,435.72
6. Step 6: Final answer
   x = 115,612.55