Finding the Fourth Proportional to 37,492,399.98, 56,224,060.52 and 12,895,649.75

Step by Step Solution

1. Step 1: Write the proportion equation
   37,492,399.98 : 56,224,060.52 = 12,895,649.75 : x
2. Step 2: Convert to fraction form
   37,492,399.98/56,224,060.52 = 12,895,649.75/x
3. Step 3: Cross multiply
   37,492,399.98x = 56,224,060.52 × 12,895,649.75
4. Step 4: Simplify right side
   37,492,399.98x = 725,045,791,643,124.25
5. Step 5: Solve for x
   x = 725,045,791,643,124.25/37,492,399.98
6. Step 6: Final answer
   x = 19,338,473.72