Finding the Fourth Proportional to 78,250.50, 107,969.06 and 46,429.74

Step by Step Solution

1. Step 1: Write the proportion equation
   78,250.50 : 107,969.06 = 46,429.74 : x
2. Step 2: Convert to fraction form
   78,250.50/107,969.06 = 46,429.74/x
3. Step 3: Cross multiply
   78,250.50x = 107,969.06 × 46,429.74
4. Step 4: Simplify right side
   78,250.50x = 5,012,975,383.84
5. Step 5: Solve for x
   x = 5,012,975,383.84/78,250.50
6. Step 6: Final answer
   x = 64,063.17