Finding the Fourth Proportional to 1,931,710.72, 2,897,681.80 and 511,762.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,710.72 : 2,897,681.80 = 511,762.72 : x
2. Step 2: Convert to fraction form
   1,931,710.72/2,897,681.80 = 511,762.72/x
3. Step 3: Cross multiply
   1,931,710.72x = 2,897,681.80 × 511,762.72
4. Step 4: Simplify right side
   1,931,710.72x = 1,482,925,519,662.50
5. Step 5: Solve for x
   x = 1,482,925,519,662.50/1,931,710.72
6. Step 6: Final answer
   x = 767,674.74