Finding the Fourth Proportional to 2,953,638.72, 4,430,457.54 and 709,776.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,953,638.72 : 4,430,457.54 = 709,776.72 : x
2. Step 2: Convert to fraction form
   2,953,638.72/4,430,457.54 = 709,776.72/x
3. Step 3: Cross multiply
   2,953,638.72x = 4,430,457.54 × 709,776.72
4. Step 4: Simplify right side
   2,953,638.72x = 3,144,635,620,840.47
5. Step 5: Solve for x
   x = 3,144,635,620,840.47/2,953,638.72
6. Step 6: Final answer
   x = 1,064,664.95