Finding the Fourth Proportional to 17,258,116.74, 25,897,066.29 and 7,021,087.26

Step by Step Solution

1. Step 1: Write the proportion equation
   17,258,116.74 : 25,897,066.29 = 7,021,087.26 : x
2. Step 2: Convert to fraction form
   17,258,116.74/25,897,066.29 = 7,021,087.26/x
3. Step 3: Cross multiply
   17,258,116.74x = 25,897,066.29 × 7,021,087.26
4. Step 4: Simplify right side
   17,258,116.74x = 181,825,562,200,094.47
5. Step 5: Solve for x
   x = 181,825,562,200,094.47/17,258,116.74
6. Step 6: Final answer
   x = 10,535,654.90