Finding the Fourth Proportional to 31,091,098.56, 42,905,792.16 and 17,340,953.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,091,098.56 : 42,905,792.16 = 17,340,953.28 : x
2. Step 2: Convert to fraction form
   31,091,098.56/42,905,792.16 = 17,340,953.28/x
3. Step 3: Cross multiply
   31,091,098.56x = 42,905,792.16 × 17,340,953.28
4. Step 4: Simplify right side
   31,091,098.56x = 744,027,337,287,950.25
5. Step 5: Solve for x
   x = 744,027,337,287,950.25/31,091,098.56
6. Step 6: Final answer
   x = 23,930,558.00