Finding the Fourth Proportional to 98,667.23, 147,814.32 and 48,688.79

Step by Step Solution

1. Step 1: Write the proportion equation
   98,667.23 : 147,814.32 = 48,688.79 : x
2. Step 2: Convert to fraction form
   98,667.23/147,814.32 = 48,688.79/x
3. Step 3: Cross multiply
   98,667.23x = 147,814.32 × 48,688.79
4. Step 4: Simplify right side
   98,667.23x = 7,196,900,385.47
5. Step 5: Solve for x
   x = 7,196,900,385.47/98,667.23
6. Step 6: Final answer
   x = 72,941.14