Finding the Fourth Proportional to 2,113,937.76, 3,170,897.85 and 765,784.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,937.76 : 3,170,897.85 = 765,784.71 : x
2. Step 2: Convert to fraction form
   2,113,937.76/3,170,897.85 = 765,784.71/x
3. Step 3: Cross multiply
   2,113,937.76x = 3,170,897.85 × 765,784.71
4. Step 4: Simplify right side
   2,113,937.76x = 2,428,225,090,501.87
5. Step 5: Solve for x
   x = 2,428,225,090,501.87/2,113,937.76
6. Step 6: Final answer
   x = 1,148,673.88