Finding the Fourth Proportional to 56,019.02, 77,305.86 and 30,868.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,019.02 : 77,305.86 = 30,868.52 : x
2. Step 2: Convert to fraction form
   56,019.02/77,305.86 = 30,868.52/x
3. Step 3: Cross multiply
   56,019.02x = 77,305.86 × 30,868.52
4. Step 4: Simplify right side
   56,019.02x = 2,386,317,099.00
5. Step 5: Solve for x
   x = 2,386,317,099.00/56,019.02
6. Step 6: Final answer
   x = 42,598.34