Finding the Fourth Proportional to 417,262,630.32, 575,823,562.94 and 229,103,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   417,262,630.32 : 575,823,562.94 = 229,103,111.50 : x
2. Step 2: Convert to fraction form
   417,262,630.32/575,823,562.94 = 229,103,111.50/x
3. Step 3: Cross multiply
   417,262,630.32x = 575,823,562.94 × 229,103,111.50
4. Step 4: Simplify right side
   417,262,630.32x = 131,922,969,944,357,984
5. Step 5: Solve for x
   x = 131,922,969,944,357,984/417,262,630.32
6. Step 6: Final answer
   x = 316,162,916.01