Finding the Fourth Proportional to 81,061,051.98, 121,573,343.90 and 37,299,833.48

Step by Step Solution

1. Step 1: Write the proportion equation
   81,061,051.98 : 121,573,343.90 = 37,299,833.48 : x
2. Step 2: Convert to fraction form
   81,061,051.98/121,573,343.90 = 37,299,833.48/x
3. Step 3: Cross multiply
   81,061,051.98x = 121,573,343.90 × 37,299,833.48
4. Step 4: Simplify right side
   81,061,051.98x = 4,534,665,483,076,774
5. Step 5: Solve for x
   x = 4,534,665,483,076,774/81,061,051.98
6. Step 6: Final answer
   x = 55,941,359.90