Finding the Fourth Proportional to 68,634,099.61, 102,951,066.79 and 17,516,123.89

Step by Step Solution

1. Step 1: Write the proportion equation
   68,634,099.61 : 102,951,066.79 = 17,516,123.89 : x
2. Step 2: Convert to fraction form
   68,634,099.61/102,951,066.79 = 17,516,123.89/x
3. Step 3: Cross multiply
   68,634,099.61x = 102,951,066.79 × 17,516,123.89
4. Step 4: Simplify right side
   68,634,099.61x = 1,803,303,640,501,304.75
5. Step 5: Solve for x
   x = 1,803,303,640,501,304.75/68,634,099.61
6. Step 6: Final answer
   x = 26,274,164.75