Finding the Fourth Proportional to 152,891,847.78, 229,367,747.69 and 60,758,412.96

Step by Step Solution

1. Step 1: Write the proportion equation
   152,891,847.78 : 229,367,747.69 = 60,758,412.96 : x
2. Step 2: Convert to fraction form
   152,891,847.78/229,367,747.69 = 60,758,412.96/x
3. Step 3: Cross multiply
   152,891,847.78x = 229,367,747.69 × 60,758,412.96
4. Step 4: Simplify right side
   152,891,847.78x = 13,936,020,334,638,286
5. Step 5: Solve for x
   x = 13,936,020,334,638,286/152,891,847.78
6. Step 6: Final answer
   x = 91,149,531.76