Finding the Fourth Proportional to 76,503.04, 105,577.12 and 42,514

Step by Step Solution

1. Step 1: Write the proportion equation
   76,503.04 : 105,577.12 = 42,514 : x
2. Step 2: Convert to fraction form
   76,503.04/105,577.12 = 42,514/x
3. Step 3: Cross multiply
   76,503.04x = 105,577.12 × 42,514
4. Step 4: Simplify right side
   76,503.04x = 4,488,505,679.68
5. Step 5: Solve for x
   x = 4,488,505,679.68/76,503.04
6. Step 6: Final answer
   x = 58,670.95