Finding the Fourth Proportional to 74,796.89, 103,656.40 and 73,377.57

Step by Step Solution

1. Step 1: Write the proportion equation
   74,796.89 : 103,656.40 = 73,377.57 : x
2. Step 2: Convert to fraction form
   74,796.89/103,656.40 = 73,377.57/x
3. Step 3: Cross multiply
   74,796.89x = 103,656.40 × 73,377.57
4. Step 4: Simplify right side
   74,796.89x = 7,606,054,563.50
5. Step 5: Solve for x
   x = 7,606,054,563.50/74,796.89
6. Step 6: Final answer
   x = 101,689.45