Finding the Fourth Proportional to 74,697.34, 103,075.98 and 42,865.56

Step by Step Solution

1. Step 1: Write the proportion equation
   74,697.34 : 103,075.98 = 42,865.56 : x
2. Step 2: Convert to fraction form
   74,697.34/103,075.98 = 42,865.56/x
3. Step 3: Cross multiply
   74,697.34x = 103,075.98 × 42,865.56
4. Step 4: Simplify right side
   74,697.34x = 4,418,409,605.25
5. Step 5: Solve for x
   x = 4,418,409,605.25/74,697.34
6. Step 6: Final answer
   x = 59,150.83