Finding the Fourth Proportional to 50,892.10, 76,345.35 and 19,730.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,892.10 : 76,345.35 = 19,730.50 : x
2. Step 2: Convert to fraction form
   50,892.10/76,345.35 = 19,730.50/x
3. Step 3: Cross multiply
   50,892.10x = 76,345.35 × 19,730.50
4. Step 4: Simplify right side
   50,892.10x = 1,506,331,928.18
5. Step 5: Solve for x
   x = 1,506,331,928.18/50,892.10
6. Step 6: Final answer
   x = 29,598.54