Finding the Fourth Proportional to 62,994, 86,931.72 and 34,699.60

Step by Step Solution

1. Step 1: Write the proportion equation
   62,994 : 86,931.72 = 34,699.60 : x
2. Step 2: Convert to fraction form
   62,994/86,931.72 = 34,699.60/x
3. Step 3: Cross multiply
   62,994x = 86,931.72 × 34,699.60
4. Step 4: Simplify right side
   62,994x = 3,016,495,911.31
5. Step 5: Solve for x
   x = 3,016,495,911.31/62,994
6. Step 6: Final answer
   x = 47,885.45