Finding the Fourth Proportional to 55,822, 77,034.88 and 30,672.08

Step by Step Solution

1. Step 1: Write the proportion equation
   55,822 : 77,034.88 = 30,672.08 : x
2. Step 2: Convert to fraction form
   55,822/77,034.88 = 30,672.08/x
3. Step 3: Cross multiply
   55,822x = 77,034.88 × 30,672.08
4. Step 4: Simplify right side
   55,822x = 2,362,820,002.15
5. Step 5: Solve for x
   x = 2,362,820,002.15/55,822
6. Step 6: Final answer
   x = 42,327.76