Finding the Fourth Proportional to 78,558,939.80, 117,831,139.01 and 37,050,298.37

Step by Step Solution

1. Step 1: Write the proportion equation
   78,558,939.80 : 117,831,139.01 = 37,050,298.37 : x
2. Step 2: Convert to fraction form
   78,558,939.80/117,831,139.01 = 37,050,298.37/x
3. Step 3: Cross multiply
   78,558,939.80x = 117,831,139.01 × 37,050,298.37
4. Step 4: Simplify right side
   78,558,939.80x = 4,365,678,857,412,194.50
5. Step 5: Solve for x
   x = 4,365,678,857,412,194.50/78,558,939.80
6. Step 6: Final answer
   x = 55,572,018.52