Finding the Fourth Proportional to 74,730, 103,127.40 and 41,196.72

Step by Step Solution

1. Step 1: Write the proportion equation
   74,730 : 103,127.40 = 41,196.72 : x
2. Step 2: Convert to fraction form
   74,730/103,127.40 = 41,196.72/x
3. Step 3: Cross multiply
   74,730x = 103,127.40 × 41,196.72
4. Step 4: Simplify right side
   74,730x = 4,248,510,622.13
5. Step 5: Solve for x
   x = 4,248,510,622.13/74,730
6. Step 6: Final answer
   x = 56,851.47