Finding the Fourth Proportional to 21,612,868.34, 32,416,906.52 and 5,438,823.98

Step by Step Solution

1. Step 1: Write the proportion equation
   21,612,868.34 : 32,416,906.52 = 5,438,823.98 : x
2. Step 2: Convert to fraction form
   21,612,868.34/32,416,906.52 = 5,438,823.98/x
3. Step 3: Cross multiply
   21,612,868.34x = 32,416,906.52 × 5,438,823.98
4. Step 4: Simplify right side
   21,612,868.34x = 176,309,848,389,906.88
5. Step 5: Solve for x
   x = 176,309,848,389,906.88/21,612,868.34
6. Step 6: Final answer
   x = 8,157,633.02