Finding the Fourth Proportional to 56,019.48, 77,307.81 and 30,527.07

Step by Step Solution

1. Step 1: Write the proportion equation
   56,019.48 : 77,307.81 = 30,527.07 : x
2. Step 2: Convert to fraction form
   56,019.48/77,307.81 = 30,527.07/x
3. Step 3: Cross multiply
   56,019.48x = 77,307.81 × 30,527.07
4. Step 4: Simplify right side
   56,019.48x = 2,359,980,927.42
5. Step 5: Solve for x
   x = 2,359,980,927.42/56,019.48
6. Step 6: Final answer
   x = 42,127.86