Finding the Fourth Proportional to 22,772,298.06, 31,426,225.02 and 12,459,242.58

Step by Step Solution

1. Step 1: Write the proportion equation
   22,772,298.06 : 31,426,225.02 = 12,459,242.58 : x
2. Step 2: Convert to fraction form
   22,772,298.06/31,426,225.02 = 12,459,242.58/x
3. Step 3: Cross multiply
   22,772,298.06x = 31,426,225.02 × 12,459,242.58
4. Step 4: Simplify right side
   22,772,298.06x = 391,546,960,897,845.38
5. Step 5: Solve for x
   x = 391,546,960,897,845.38/22,772,298.06
6. Step 6: Final answer
   x = 17,194,002.99