Finding the Fourth Proportional to 108,109,902.72, 149,190,926.31 and 58,549,136.61

Step by Step Solution

1. Step 1: Write the proportion equation
   108,109,902.72 : 149,190,926.31 = 58,549,136.61 : x
2. Step 2: Convert to fraction form
   108,109,902.72/149,190,926.31 = 58,549,136.61/x
3. Step 3: Cross multiply
   108,109,902.72x = 149,190,926.31 × 58,549,136.61
4. Step 4: Simplify right side
   108,109,902.72x = 8,734,999,925,496,633
5. Step 5: Solve for x
   x = 8,734,999,925,496,633/108,109,902.72
6. Step 6: Final answer
   x = 80,797,408.06