Finding the Fourth Proportional to 34,153,321.72, 51,230,728.56 and 13,692,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,153,321.72 : 51,230,728.56 = 13,692,676.72 : x
2. Step 2: Convert to fraction form
   34,153,321.72/51,230,728.56 = 13,692,676.72/x
3. Step 3: Cross multiply
   34,153,321.72x = 51,230,728.56 × 13,692,676.72
4. Step 4: Simplify right side
   34,153,321.72x = 701,485,804,302,151.25
5. Step 5: Solve for x
   x = 701,485,804,302,151.25/34,153,321.72
6. Step 6: Final answer
   x = 20,539,314.16