Finding the Fourth Proportional to 345,871, 477,301.98 and 186,895

Step by Step Solution

1. Step 1: Write the proportion equation
   345,871 : 477,301.98 = 186,895 : x
2. Step 2: Convert to fraction form
   345,871/477,301.98 = 186,895/x
3. Step 3: Cross multiply
   345,871x = 477,301.98 × 186,895
4. Step 4: Simplify right side
   345,871x = 89,205,353,552.10
5. Step 5: Solve for x
   x = 89,205,353,552.10/345,871
6. Step 6: Final answer
   x = 257,915.10