Finding the Fourth Proportional to 84,726.42, 116,925.57 and 51,185.94

Step by Step Solution

1. Step 1: Write the proportion equation
   84,726.42 : 116,925.57 = 51,185.94 : x
2. Step 2: Convert to fraction form
   84,726.42/116,925.57 = 51,185.94/x
3. Step 3: Cross multiply
   84,726.42x = 116,925.57 × 51,185.94
4. Step 4: Simplify right side
   84,726.42x = 5,984,945,210.49
5. Step 5: Solve for x
   x = 5,984,945,210.49/84,726.42
6. Step 6: Final answer
   x = 70,638.48