Finding the Fourth Proportional to 152,522.48, 228,782.57 and 45,905.99

Step by Step Solution

1. Step 1: Write the proportion equation
   152,522.48 : 228,782.57 = 45,905.99 : x
2. Step 2: Convert to fraction form
   152,522.48/228,782.57 = 45,905.99/x
3. Step 3: Cross multiply
   152,522.48x = 228,782.57 × 45,905.99
4. Step 4: Simplify right side
   152,522.48x = 10,502,488,997.15
5. Step 5: Solve for x
   x = 10,502,488,997.15/152,522.48
6. Step 6: Final answer
   x = 68,858.63