Finding the Fourth Proportional to 52,626,875.35, 78,945,728.16 and 19,865,039.30

Step by Step Solution

1. Step 1: Write the proportion equation
   52,626,875.35 : 78,945,728.16 = 19,865,039.30 : x
2. Step 2: Convert to fraction form
   52,626,875.35/78,945,728.16 = 19,865,039.30/x
3. Step 3: Cross multiply
   52,626,875.35x = 78,945,728.16 × 19,865,039.30
4. Step 4: Simplify right side
   52,626,875.35x = 1,568,259,992,677,167.25
5. Step 5: Solve for x
   x = 1,568,259,992,677,167.25/52,626,875.35
6. Step 6: Final answer
   x = 29,799,603.00