Finding the Fourth Proportional to 56,495.37, 77,963.39 and 31,002.16

Step by Step Solution

1. Step 1: Write the proportion equation
   56,495.37 : 77,963.39 = 31,002.16 : x
2. Step 2: Convert to fraction form
   56,495.37/77,963.39 = 31,002.16/x
3. Step 3: Cross multiply
   56,495.37x = 77,963.39 × 31,002.16
4. Step 4: Simplify right side
   56,495.37x = 2,417,033,316.25
5. Step 5: Solve for x
   x = 2,417,033,316.25/56,495.37
6. Step 6: Final answer
   x = 42,782.86