Finding the Fourth Proportional to 60,902.50, 91,368.34 and 19,349.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,902.50 : 91,368.34 = 19,349.50 : x
2. Step 2: Convert to fraction form
   60,902.50/91,368.34 = 19,349.50/x
3. Step 3: Cross multiply
   60,902.50x = 91,368.34 × 19,349.50
4. Step 4: Simplify right side
   60,902.50x = 1,767,931,694.83
5. Step 5: Solve for x
   x = 1,767,931,694.83/60,902.50
6. Step 6: Final answer
   x = 29,028.89