Finding the Fourth Proportional to 22,699,664.58, 31,326,293.25 and 12,386,953.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,699,664.58 : 31,326,293.25 = 12,386,953.56 : x
2. Step 2: Convert to fraction form
   22,699,664.58/31,326,293.25 = 12,386,953.56/x
3. Step 3: Cross multiply
   22,699,664.58x = 31,326,293.25 × 12,386,953.56
4. Step 4: Simplify right side
   22,699,664.58x = 388,037,339,694,691.50
5. Step 5: Solve for x
   x = 388,037,339,694,691.50/22,699,664.58
6. Step 6: Final answer
   x = 17,094,408.52