Finding the Fourth Proportional to 137,268.90, 205,990.83 and 58,383

Step by Step Solution

1. Step 1: Write the proportion equation
   137,268.90 : 205,990.83 = 58,383 : x
2. Step 2: Convert to fraction form
   137,268.90/205,990.83 = 58,383/x
3. Step 3: Cross multiply
   137,268.90x = 205,990.83 × 58,383
4. Step 4: Simplify right side
   137,268.90x = 12,026,362,627.89
5. Step 5: Solve for x
   x = 12,026,362,627.89/137,268.90
6. Step 6: Final answer
   x = 87,611.71