Finding the Fourth Proportional to 32,439.98, 48,337.50 and 28,902.81

Step by Step Solution

1. Step 1: Write the proportion equation
   32,439.98 : 48,337.50 = 28,902.81 : x
2. Step 2: Convert to fraction form
   32,439.98/48,337.50 = 28,902.81/x
3. Step 3: Cross multiply
   32,439.98x = 48,337.50 × 28,902.81
4. Step 4: Simplify right side
   32,439.98x = 1,397,089,578.38
5. Step 5: Solve for x
   x = 1,397,089,578.38/32,439.98
6. Step 6: Final answer
   x = 43,066.91