Finding the Fourth Proportional to 42,421,005.72, 63,631,101.98 and 25,136,764.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,421,005.72 : 63,631,101.98 = 25,136,764.83 : x
2. Step 2: Convert to fraction form
   42,421,005.72/63,631,101.98 = 25,136,764.83/x
3. Step 3: Cross multiply
   42,421,005.72x = 63,631,101.98 × 25,136,764.83
4. Step 4: Simplify right side
   42,421,005.72x = 1,599,480,046,219,323.50
5. Step 5: Solve for x
   x = 1,599,480,046,219,323.50/42,421,005.72
6. Step 6: Final answer
   x = 37,704,906.31