Finding the Fourth Proportional to 56,061.36, 77,404.20 and 35,970

Step by Step Solution

1. Step 1: Write the proportion equation
   56,061.36 : 77,404.20 = 35,970 : x
2. Step 2: Convert to fraction form
   56,061.36/77,404.20 = 35,970/x
3. Step 3: Cross multiply
   56,061.36x = 77,404.20 × 35,970
4. Step 4: Simplify right side
   56,061.36x = 2,784,229,074
5. Step 5: Solve for x
   x = 2,784,229,074/56,061.36
6. Step 6: Final answer
   x = 49,663.96