Finding the Fourth Proportional to 14,357,061.51, 19,812,981.04 and 7,830,691.01

Step by Step Solution

1. Step 1: Write the proportion equation
   14,357,061.51 : 19,812,981.04 = 7,830,691.01 : x
2. Step 2: Convert to fraction form
   14,357,061.51/19,812,981.04 = 7,830,691.01/x
3. Step 3: Cross multiply
   14,357,061.51x = 19,812,981.04 × 7,830,691.01
4. Step 4: Simplify right side
   14,357,061.51x = 155,149,332,466,885.50
5. Step 5: Solve for x
   x = 155,149,332,466,885.50/14,357,061.51
6. Step 6: Final answer
   x = 10,806,482.40