Finding the Fourth Proportional to 103,580.03, 155,402.89 and 37,018.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,580.03 : 155,402.89 = 37,018.69 : x
2. Step 2: Convert to fraction form
   103,580.03/155,402.89 = 37,018.69/x
3. Step 3: Cross multiply
   103,580.03x = 155,402.89 × 37,018.69
4. Step 4: Simplify right side
   103,580.03x = 5,752,810,928.96
5. Step 5: Solve for x
   x = 5,752,810,928.96/103,580.03
6. Step 6: Final answer
   x = 55,539.77