Finding the Fourth Proportional to 137,036.16, 205,577.82 and 47,074.59

Step by Step Solution

1. Step 1: Write the proportion equation
   137,036.16 : 205,577.82 = 47,074.59 : x
2. Step 2: Convert to fraction form
   137,036.16/205,577.82 = 47,074.59/x
3. Step 3: Cross multiply
   137,036.16x = 205,577.82 × 47,074.59
4. Step 4: Simplify right side
   137,036.16x = 9,677,491,589.59
5. Step 5: Solve for x
   x = 9,677,491,589.59/137,036.16
6. Step 6: Final answer
   x = 70,619.99