Finding the Fourth Proportional to 162,003,227.32, 223,565,046.42 and 87,663,788.56

Step by Step Solution

1. Step 1: Write the proportion equation
   162,003,227.32 : 223,565,046.42 = 87,663,788.56 : x
2. Step 2: Convert to fraction form
   162,003,227.32/223,565,046.42 = 87,663,788.56/x
3. Step 3: Cross multiply
   162,003,227.32x = 223,565,046.42 × 87,663,788.56
4. Step 4: Simplify right side
   162,003,227.32x = 19,598,558,958,769,464
5. Step 5: Solve for x
   x = 19,598,558,958,769,464/162,003,227.32
6. Step 6: Final answer
   x = 120,976,348.95