Finding the Fourth Proportional to 152,667.48, 210,675.42 and 85,595.16

Step by Step Solution

1. Step 1: Write the proportion equation
   152,667.48 : 210,675.42 = 85,595.16 : x
2. Step 2: Convert to fraction form
   152,667.48/210,675.42 = 85,595.16/x
3. Step 3: Cross multiply
   152,667.48x = 210,675.42 × 85,595.16
4. Step 4: Simplify right side
   152,667.48x = 18,032,796,282.97
5. Step 5: Solve for x
   x = 18,032,796,282.97/152,667.48
6. Step 6: Final answer
   x = 118,118.12