Finding the Fourth Proportional to 31,210,358.78, 43,068,562.71 and 17,456,665.70

Step by Step Solution

1. Step 1: Write the proportion equation
   31,210,358.78 : 43,068,562.71 = 17,456,665.70 : x
2. Step 2: Convert to fraction form
   31,210,358.78/43,068,562.71 = 17,456,665.70/x
3. Step 3: Cross multiply
   31,210,358.78x = 43,068,562.71 × 17,456,665.70
4. Step 4: Simplify right side
   31,210,358.78x = 751,833,501,407,956
5. Step 5: Solve for x
   x = 751,833,501,407,956/31,210,358.78
6. Step 6: Final answer
   x = 24,089,229.69