Finding the Fourth Proportional to 152,242.95, 228,301.99 and 45,589.34

Step by Step Solution

1. Step 1: Write the proportion equation
   152,242.95 : 228,301.99 = 45,589.34 : x
2. Step 2: Convert to fraction form
   152,242.95/228,301.99 = 45,589.34/x
3. Step 3: Cross multiply
   152,242.95x = 228,301.99 × 45,589.34
4. Step 4: Simplify right side
   152,242.95x = 10,408,137,501.57
5. Step 5: Solve for x
   x = 10,408,137,501.57/152,242.95
6. Step 6: Final answer
   x = 68,365.32