Finding the Fourth Proportional to 90,982.63, 136,381.48 and 37,703.59

Step by Step Solution

1. Step 1: Write the proportion equation
   90,982.63 : 136,381.48 = 37,703.59 : x
2. Step 2: Convert to fraction form
   90,982.63/136,381.48 = 37,703.59/x
3. Step 3: Cross multiply
   90,982.63x = 136,381.48 × 37,703.59
4. Step 4: Simplify right side
   90,982.63x = 5,142,071,635.34
5. Step 5: Solve for x
   x = 5,142,071,635.34/90,982.63
6. Step 6: Final answer
   x = 56,517.07