Finding the Fourth Proportional to 2,071,272, 3,107,018.72 and 651,438.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071,272 : 3,107,018.72 = 651,438.80 : x
2. Step 2: Convert to fraction form
   2,071,272/3,107,018.72 = 651,438.80/x
3. Step 3: Cross multiply
   2,071,272x = 3,107,018.72 × 651,438.80
4. Step 4: Simplify right side
   2,071,272x = 2,024,032,530,184.94
5. Step 5: Solve for x
   x = 2,024,032,530,184.94/2,071,272
6. Step 6: Final answer
   x = 977,193.01