Finding the Fourth Proportional to 501,853,277.05, 752,487,623.00 and 194,786,667.25

Step by Step Solution

1. Step 1: Write the proportion equation
   501,853,277.05 : 752,487,623.00 = 194,786,667.25 : x
2. Step 2: Convert to fraction form
   501,853,277.05/752,487,623.00 = 194,786,667.25/x
3. Step 3: Cross multiply
   501,853,277.05x = 752,487,623.00 × 194,786,667.25
4. Step 4: Simplify right side
   501,853,277.05x = 146,574,556,228,189,312
5. Step 5: Solve for x
   x = 146,574,556,228,189,312/501,853,277.05
6. Step 6: Final answer
   x = 292,066,551.98