Finding the Fourth Proportional to 77,604, 107,093.52 and 42,276

Step by Step Solution

1. Step 1: Write the proportion equation
   77,604 : 107,093.52 = 42,276 : x
2. Step 2: Convert to fraction form
   77,604/107,093.52 = 42,276/x
3. Step 3: Cross multiply
   77,604x = 107,093.52 × 42,276
4. Step 4: Simplify right side
   77,604x = 4,527,485,651.52
5. Step 5: Solve for x
   x = 4,527,485,651.52/77,604
6. Step 6: Final answer
   x = 58,340.88