Finding the Fourth Proportional to 62,961.08, 86,886.87 and 34,667.78

Step by Step Solution

1. Step 1: Write the proportion equation
   62,961.08 : 86,886.87 = 34,667.78 : x
2. Step 2: Convert to fraction form
   62,961.08/86,886.87 = 34,667.78/x
3. Step 3: Cross multiply
   62,961.08x = 86,886.87 × 34,667.78
4. Step 4: Simplify right side
   62,961.08x = 3,012,175,111.27
5. Step 5: Solve for x
   x = 3,012,175,111.27/62,961.08
6. Step 6: Final answer
   x = 47,841.86