Finding the Fourth Proportional to 35,835,689.34, 49,451,826.69 and 21,156,084.18

Step by Step Solution

1. Step 1: Write the proportion equation
   35,835,689.34 : 49,451,826.69 = 21,156,084.18 : x
2. Step 2: Convert to fraction form
   35,835,689.34/49,451,826.69 = 21,156,084.18/x
3. Step 3: Cross multiply
   35,835,689.34x = 49,451,826.69 × 21,156,084.18
4. Step 4: Simplify right side
   35,835,689.34x = 1,046,207,008,308,410.75
5. Step 5: Solve for x
   x = 1,046,207,008,308,410.75/35,835,689.34
6. Step 6: Final answer
   x = 29,194,555.14