Finding the Fourth Proportional to 77,746.89, 107,323.81 and 52,268.03

Step by Step Solution

1. Step 1: Write the proportion equation
   77,746.89 : 107,323.81 = 52,268.03 : x
2. Step 2: Convert to fraction form
   77,746.89/107,323.81 = 52,268.03/x
3. Step 3: Cross multiply
   77,746.89x = 107,323.81 × 52,268.03
4. Step 4: Simplify right side
   77,746.89x = 5,609,604,606.67
5. Step 5: Solve for x
   x = 5,609,604,606.67/77,746.89
6. Step 6: Final answer
   x = 72,152.14