Finding the Fourth Proportional to 21,376,404.48, 32,030,976 and 16,530,539.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,376,404.48 : 32,030,976 = 16,530,539.52 : x
2. Step 2: Convert to fraction form
   21,376,404.48/32,030,976 = 16,530,539.52/x
3. Step 3: Cross multiply
   21,376,404.48x = 32,030,976 × 16,530,539.52
4. Step 4: Simplify right side
   21,376,404.48x = 529,489,314,632,171.50
5. Step 5: Solve for x
   x = 529,489,314,632,171.50/21,376,404.48
6. Step 6: Final answer
   x = 24,769,802.38